The 2.3 HPI engine produces 116hp, while its torque maximum of 270Nm is already available by 1800rpm and remains constant through to 2800rpm. The 2.3 HPT engine produces 136hp, while its torque maximum of 320Nm is already available by 1700rpm and remains constant through to 3000rpm. These, combined with an easy-shifting five-speed overdrive transmission, means remarkable flexibility with a minimum of gear changes, as well as maximised fuel economy and reduced emissions.